CAPTION ONY: NASA FLYING HIGH A SUCCESSFUL

NASA flying high A successful space repair brings a smile to astronaut Jerry Ross outside the space shuttle Atlantis on April 7 during a spacewalk to repair an antenna on the Gamma Ray Observatory, left. In one of the shortest intervals between liftoffs in NASA history, the agency has set April 23 for the launch of Discovery, which will launch experiments built or designed at Utah State University. See Page B5.